35 PPC-175T User Manual
Chapter 5 Jumpers & Connectors

5.1.3 Connectors

Onboard connectors link the panel PC to external devices such as hard disk drives or
floppy drives. The table below lists the function of each of connectors.

Table 5.4: PPC-175T connectors table

CN1 Serial port for touch CN21 X
CN2 XCN22 Audio Jack
CN3 Serial+VGA port CN23 X
CN4 Inverter power CN24 PS/2*2
CN5 LAN+USB*2 CN25 X
CN6 IDE-HDD CN26 X
CN7 Mini-PCI CN27 X
CN8 IDE-Slim CD-ROM CN28 X
CN9 LVDS CN29 X
CN10 XCN30 GPIO
CN11 ATX power CN31 TYPE II CF slot
CN12 LPT CN32 1394 port
CN13 CPU fan CN33 1394 port
CN14 XCN34 System FAN
CN15 X CN35 COM*2
CN16 internal USB pin header CN36 2nd LAN
CN17 internal Speakers CN37 Power Switch
CN18 XCN38 Light sensor
CN19 FDD CN39 LED*3
CN20 USB*2 CN40 X